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-- Mathematics - Section B2
Linear Programming
The equation of the plane which passes through the point (3, 2, -1) and perpendicular to the line with direction ratios 2, 1, 2 is :
$2x+y +2z=4$
$3x+2y-z=5$
$2x+y+2z=6$
$x+y -3z=3$